Surah Al-Fajr. وَٱلۡفَجۡرِ ۝ وَلَیَالٍ عَشۡرࣲ

وَالْفَجْرِ 1 By the dawn ٢ وَلَيَالٍ عَشْرٍ 2 And [by] ten nights (At dawn on Arafat Day, Muslim pilgrims will make their way from Mina to a nearby hillside and plain called Mount Arafat and the Plain of Arafah. It was here that Prophet Muhammad ﷺ gave his Farewell Sermon in 632 CE.)